code: def __hash__(self):
      return hash((self.op, self.name, self.val))
  
imports: from functools import partial, wraps
  from .base import DuplicateLabel
  from .pyll.base import Apply, Literal, MissingArgument
  from .pyll import scope
  from .pyll import as_apply
label_desc: Use image node_id 4 for calling the Cond obj's underlying member method code with example usage: obj.__hash__() and returns: hash